Certainly there are certain people in the governments of Australia who are new to their offices in the 21st century. Also, what about music groups that are new? New buildings being constructed or torn down. Populations of areas that have changed recently. Businesses that are new or have closed in this century. Sports figures who are just now coming into the spotlight? Any event that you know of in Australia that you know caused a stir among the people, that was either good or bad for the people?
Concerning the icons, you might want to click on the following searches.
Australian Icons - Google Search
Australian Icons - Google Image Search
Concerning what you think of Australia, you might want to ask yourself and also answer the following questions.
What are some things that you love about Australia? Why do you think that?
What are some things that you dislike about Australia? Why do you think that?